A great deal of history has been made in the Archdiocese of Dubuque since its founding in 1837. The Archives Office has attempted to put together a day by day accounting of both the significant and everyday events that have shaped our history.
| August | Description/Year | Location of material |
| 1 | Aug. 1, 1999 Sacred Heart, Volga celebrates centennial | The Witness |
| 2 | Aug. 2, 1929: Death of Archbishop James John Keane. | The Witness |
| 2 | Aug. 2, 1996: Death ofArchbishop James J. Byrne | The Witness |
| 3 | ||
| 4 | Feast of Cure of Ars, St. John Mary Vianney, secondary patron of the Archdiocese of Dubuque | The Witness |
| 5 | Aug. 5. 2000: Immaculate Conception Parish (Blessing) celebrates 125th anniversary. Located 6 miles south of Hudson, on Highway 63. First Blessing church built in 1875. | The Witness |
| 6 | Aug. 6, 1978: Death of Pope Paul VI (The Pilgrim Pope). | The Witness |
| 7 | ||
| 8 | Aug. 8, 1853; James and Mary Daly gave 40 acres of land for St. Theresa’sChurch in Jackson County. | Centennial History of the Archdiocese of Dubuque (1937), p. 66 |
| 8 | Aug. 8, 1952: Death of Father Nicholas Steffen. He originated the idea of a Catholic Book Shelf in public libraries and the idea spread. | The Witness |
| 9 | Aug. 9: Feast of Edith Stein (St. Teresa Benedicta) who was canonized in 1998. | The Witness |
| 10 | Aug. 10, 1898: St. Joseph’s, Independence. A parochial school, with spacious quarters for the Franciscan Sisters, was blessed by Fr. Geo. Heer. | Centennial History of the Archdiocese of Dubuque (1937), p. 336 |
| 11 | Aug. 11, 1876: Cornerstone laid for St. Patrick’s in Cedar Falls. The Church was dedicated Nov. 5, 1876 by Bishop Hennessy. | Centennial History of the Archdiocese of Dubuque (1937), p. 148 |
| 11 | Aug. 11, 1917: Birthday of Fr. Raymond Roseliep, the “priest poet” | The Witness |
| 12 | Aug. 12, 1912: Fr. James Mulligan became pastor of St. Joseph’s, Key West. He built a parish hall to safeguard his boys and girls from the contaminating influence of modern amusements. | Centennial History of the Archdiocese of Dubuque (1937), p.233 |
| 13 | Aug. 13. 1880: St. Joseph’s, Chelsea, was deeded to Bishop John Hennessy. A new church had been built because the arrival of the railroad left the old church too far out of town. | Centennial History of the Archdiocese of Dubuque (1937), p. 392 |
| 13 | ||
| 14 | Aug. 14, 1851: A church bell, donated by Mr. Floeder, was sent from Cincinnati to Guttenberg. Undoubtedly the first pealing of a church bell in Clayton County. (St. Mary’s) | Centennial History of the Archdiocese of Dubuque (1937), p. 43 |
| 14 | Aug. 14: Feast of St. Maximilian Kolbe, who refused a chance to escape the death camp. | The Witness |
| Aug. 15, 1835 Cornerstone laid for original St. Raphael’s Cathedral | The Witness | |
| 15 | Aug. 15, 1980: Centennial celebration of Sacred Heart, Dubuque. | The Witness |
| 16 | Aug. 16: Feast of St. Stephen of Hungary. In 1949, the Communist regime rechristened his national holiday feast to the “Day of the New Bread”. | The Witness |
| 17 | Aug. 17, 1905: St. Mary’s, Hazleton, a remodeled church was dedicated. | Centennial History of the Archdiocese of Dubuque (1937), p. 440 |
| 18 | ||
| 19 | Aug. 19, 1964: Msgr. Francis Schuh observes fifty years as a priest; 36 years as pastor of St. Luke’s parish in St. Lucas | The Witness |
| 20 | Aug. 20, 1825: Archbishop John Hennessy born in Kilmallock, County Limerick, Ireland | Driscoll, We pray for our priests, p. 3 |
| 20 | Aug. 20, 1951: Bishop Loras T. Lane consecrated. | The Witness |
| 21 | Aug. 21, 1994: St. Boniface, Garwin, observes its centennial. | The Witness |
| 22 | Aug. 22, 1926: Death of Sister Cortona Gloden, OSF, first woman to receive a Bachelor of Arts Degree from Columbia (Loras) college. Author of a history of the Franciscan Order. | The Witness |
| 23 | Aug. 23, 1898: Fr. Michael Nicholls became pastor of St. Patrick’s, Nevada. This marked the beginning of a memorable pastorate whih extended over 35 years. | Centennial History of the Archdiocese of Dubuque (1937), p. 326 |
| 24 | Aug. 24, 1915: Cornerstone laid for St. Patrick’s in Waukon. | Centennial History of the Archdiocese of Dubuque (1937), p.125 |
| 24 | Aug. 24, 2003: Newly constructed Newman Elementary School dedicated in Mason City. It replaced St. Joseph’s School. | The Witness |
| 25 | Aug. 25, 2002: St. Peter’s, Temple Hill, celebrates its 150th anniversary. | The Witness |
| 26 | Aug. 26, 1857: Birth of Archbishop James J. Keane in Joliet, IL. | Driscoll, We pray for our priests, p. 5 |
| 26 | Aug. 26, 1965: Loras J. Watters consecrated as Auxiliary Bishop of Dubuque | The Witness |
| 27 | Aug. 27, 1895: Corner stone laid for St. Francis de Sales, Ossian. | Centennial History of the Archdiocese of Dubuque (1937), p. 228 |
| 27 | Aug. 27. 1838: Relics of St. Cessianus (given to Bishop Loras by Pope Gregory XVI) were in the luggage of Bishop Loras as he left France to come to the U.S. | The Witness |
| 28 | Aug. 28: Feast of St. Augustine. Father Ron Rolheiser reflects on the need for a contemporary St. Augustine. He suggests Kathleen Norris. | The Witness |
| 29 | Aug. 29, 1908: Holy Rosary, Lamotte, opened a grade school with 96 children enrolled. | Centennial History of the Archdiocese of Dubuque (1937), p. 478 |
| 29 | Aug. 29, 1971: St. Joseph’s Parish in Wadena celebrated its centennial. | The Witness |
| 30 | Aug. 30, 1792 Birthday of Bishop Mathias Loras | The Witness |
| 31 | Aug. 31, 1959: Wahlert Catholic Central High school opened. The school that 15 Dubuqueland parishes built | The Witness |
| 31 | Aug. 31, 1840: St. Patrick’s, Garryowen, first 3 recorded Baptisms bear the signature of Bishop Loras. | Centennial History of the Archdiocese of Dubuque (1937), p. 11 |